Home / 2,361.85-3,259.32-1,299.66

Finding the Fourth Proportional to 2,361.85, 3,259.32 and 1,299.66

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Solution

The fourth proportional to 2,361.85, 3,259.32 and 1,299.66 is: 1,793.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.85 : 3,259.32 = 1,299.66 : x
  2. Step 2: Convert to fraction form
    2,361.85/3,259.32 = 1,299.66/x
  3. Step 3: Cross multiply
    2,361.85x = 3,259.32 × 1,299.66
  4. Step 4: Simplify right side
    2,361.85x = 4,236,007.83
  5. Step 5: Solve for x
    x = 4,236,007.83/2,361.85
  6. Step 6: Final answer
    x = 1,793.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.